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276 lines
8.2 KiB
276 lines
8.2 KiB
<!DOCTYPE html>
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<html lang="en">
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<head>
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<title>three.js webaudio - sandbox</title>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<link type="text/css" rel="stylesheet" href="main.css">
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</head>
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<body>
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<audio id="song" preload="auto" style="display: none">
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<source src="sounds/358232_j_s_song.ogg" type="audio/ogg">
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<source src="sounds/358232_j_s_song.mp3" type="audio/mpeg">
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</audio>
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<audio id="skullbeatz" preload="auto" style="display: none">
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<source src="sounds/376737_Skullbeatz___Bad_Cat_Maste.ogg" type="audio/ogg">
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<source src="sounds/376737_Skullbeatz___Bad_Cat_Maste.mp3" type="audio/mpeg">
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</audio>
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<audio id="utopia" loop preload="auto" style="display: none">
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<source src="sounds/Project_Utopia.ogg" type="audio/ogg">
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<source src="sounds/Project_Utopia.mp3" type="audio/mpeg">
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</audio>
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<div id="overlay">
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<button id="startButton">Play</button>
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</div>
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<div id="info">
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<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> webaudio - sandbox<br/>
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music by <a href="http://www.newgrounds.com/audio/listen/358232" target="_blank" rel="noopener">larrylarrybb</a>,
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<a href="http://www.newgrounds.com/audio/listen/376737" target="_blank" rel="noopener">skullbeatz</a> and
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<a href="http://opengameart.org/content/project-utopia-seamless-loop" target="_blank" rel="noopener">congusbongus</a><br/><br/>
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navigate with WASD / arrows / mouse
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</div>
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<!-- Import maps polyfill -->
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<!-- Remove this when import maps will be widely supported -->
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<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
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<script type="importmap">
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{
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"imports": {
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"three": "../build/three.module.js",
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"three/addons/": "./jsm/"
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}
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}
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</script>
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<script type="module">
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import * as THREE from 'three';
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import { GUI } from 'three/addons/libs/lil-gui.module.min.js';
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import { FirstPersonControls } from 'three/addons/controls/FirstPersonControls.js';
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let camera, controls, scene, renderer, light;
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let material1, material2, material3;
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let analyser1, analyser2, analyser3;
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const clock = new THREE.Clock();
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const startButton = document.getElementById( 'startButton' );
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startButton.addEventListener( 'click', init );
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function init() {
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const overlay = document.getElementById( 'overlay' );
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overlay.remove();
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camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 1, 10000 );
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camera.position.set( 0, 25, 0 );
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const listener = new THREE.AudioListener();
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camera.add( listener );
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scene = new THREE.Scene();
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scene.fog = new THREE.FogExp2( 0x000000, 0.0025 );
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light = new THREE.DirectionalLight( 0xffffff );
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light.position.set( 0, 0.5, 1 ).normalize();
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scene.add( light );
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const sphere = new THREE.SphereGeometry( 20, 32, 16 );
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material1 = new THREE.MeshPhongMaterial( { color: 0xffaa00, flatShading: true, shininess: 0 } );
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material2 = new THREE.MeshPhongMaterial( { color: 0xff2200, flatShading: true, shininess: 0 } );
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material3 = new THREE.MeshPhongMaterial( { color: 0x6622aa, flatShading: true, shininess: 0 } );
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// sound spheres
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const mesh1 = new THREE.Mesh( sphere, material1 );
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mesh1.position.set( - 250, 30, 0 );
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scene.add( mesh1 );
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const sound1 = new THREE.PositionalAudio( listener );
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const songElement = document.getElementById( 'song' );
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sound1.setMediaElementSource( songElement );
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sound1.setRefDistance( 20 );
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songElement.play();
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mesh1.add( sound1 );
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//
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const mesh2 = new THREE.Mesh( sphere, material2 );
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mesh2.position.set( 250, 30, 0 );
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scene.add( mesh2 );
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const sound2 = new THREE.PositionalAudio( listener );
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const skullbeatzElement = document.getElementById( 'skullbeatz' );
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sound2.setMediaElementSource( skullbeatzElement );
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sound2.setRefDistance( 20 );
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skullbeatzElement.play();
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mesh2.add( sound2 );
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//
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const mesh3 = new THREE.Mesh( sphere, material3 );
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mesh3.position.set( 0, 30, - 250 );
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scene.add( mesh3 );
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const sound3 = new THREE.PositionalAudio( listener );
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const oscillator = listener.context.createOscillator();
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oscillator.type = 'sine';
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oscillator.frequency.setValueAtTime( 144, sound3.context.currentTime );
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oscillator.start( 0 );
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sound3.setNodeSource( oscillator );
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sound3.setRefDistance( 20 );
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sound3.setVolume( 0.5 );
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mesh3.add( sound3 );
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// analysers
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analyser1 = new THREE.AudioAnalyser( sound1, 32 );
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analyser2 = new THREE.AudioAnalyser( sound2, 32 );
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analyser3 = new THREE.AudioAnalyser( sound3, 32 );
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// global ambient audio
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const sound4 = new THREE.Audio( listener );
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const utopiaElement = document.getElementById( 'utopia' );
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sound4.setMediaElementSource( utopiaElement );
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sound4.setVolume( 0.5 );
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utopiaElement.play();
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// ground
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const helper = new THREE.GridHelper( 1000, 10, 0x444444, 0x444444 );
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helper.position.y = 0.1;
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scene.add( helper );
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//
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const SoundControls = function () {
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this.master = listener.getMasterVolume();
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this.firstSphere = sound1.getVolume();
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this.secondSphere = sound2.getVolume();
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this.thirdSphere = sound3.getVolume();
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this.Ambient = sound4.getVolume();
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};
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const GeneratorControls = function () {
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this.frequency = oscillator.frequency.value;
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this.wavetype = oscillator.type;
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};
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const gui = new GUI();
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const soundControls = new SoundControls();
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const generatorControls = new GeneratorControls();
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const volumeFolder = gui.addFolder( 'sound volume' );
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const generatorFolder = gui.addFolder( 'sound generator' );
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volumeFolder.add( soundControls, 'master' ).min( 0.0 ).max( 1.0 ).step( 0.01 ).onChange( function () {
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listener.setMasterVolume( soundControls.master );
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} );
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volumeFolder.add( soundControls, 'firstSphere' ).min( 0.0 ).max( 1.0 ).step( 0.01 ).onChange( function () {
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sound1.setVolume( soundControls.firstSphere );
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} );
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volumeFolder.add( soundControls, 'secondSphere' ).min( 0.0 ).max( 1.0 ).step( 0.01 ).onChange( function () {
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sound2.setVolume( soundControls.secondSphere );
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} );
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volumeFolder.add( soundControls, 'thirdSphere' ).min( 0.0 ).max( 1.0 ).step( 0.01 ).onChange( function () {
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sound3.setVolume( soundControls.thirdSphere );
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} );
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volumeFolder.add( soundControls, 'Ambient' ).min( 0.0 ).max( 1.0 ).step( 0.01 ).onChange( function () {
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sound4.setVolume( soundControls.Ambient );
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} );
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volumeFolder.open();
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generatorFolder.add( generatorControls, 'frequency' ).min( 50.0 ).max( 5000.0 ).step( 1.0 ).onChange( function () {
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oscillator.frequency.setValueAtTime( generatorControls.frequency, listener.context.currentTime );
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} );
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generatorFolder.add( generatorControls, 'wavetype', [ 'sine', 'square', 'sawtooth', 'triangle' ] ).onChange( function () {
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oscillator.type = generatorControls.wavetype;
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} );
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generatorFolder.open();
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//
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renderer = new THREE.WebGLRenderer( { antialias: true } );
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renderer.setPixelRatio( window.devicePixelRatio );
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renderer.setSize( window.innerWidth, window.innerHeight );
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document.body.appendChild( renderer.domElement );
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//
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controls = new FirstPersonControls( camera, renderer.domElement );
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controls.movementSpeed = 70;
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controls.lookSpeed = 0.05;
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controls.noFly = true;
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controls.lookVertical = false;
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//
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window.addEventListener( 'resize', onWindowResize );
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animate();
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}
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function onWindowResize() {
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camera.aspect = window.innerWidth / window.innerHeight;
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camera.updateProjectionMatrix();
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renderer.setSize( window.innerWidth, window.innerHeight );
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controls.handleResize();
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}
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function animate() {
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requestAnimationFrame( animate );
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render();
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}
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function render() {
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const delta = clock.getDelta();
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controls.update( delta );
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material1.emissive.b = analyser1.getAverageFrequency() / 256;
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material2.emissive.b = analyser2.getAverageFrequency() / 256;
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material3.emissive.b = analyser3.getAverageFrequency() / 256;
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renderer.render( scene, camera );
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}
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</script>
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</body>
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</html>
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